[U-Boot] [PATCH v4 51/72] dm: clk: Update uclass to support livetree

[Simon Glass]

Update the clk uclass to support a live device tree.

Signed-off-by: Simon Glass <s...@chromium.org>
---

Changes in v4:
- Update zynq clock driver to use the correct error number

Changes in v3: None
Changes in v2: None

 drivers/clk/clk-uclass.c | 17 +++++++----------
 drivers/clk/clk_zynq.c   |  2 +-
 2 files changed, 8 insertions(+), 11 deletions(-)

diff --git a/drivers/clk/clk-uclass.c b/drivers/clk/clk-uclass.c
index f6194b60f9..83b63288fb 100644
--- a/drivers/clk/clk-uclass.c
+++ b/drivers/clk/clk-uclass.c
@@ -58,23 +58,22 @@ static int clk_of_xlate_default(struct clk *clk,
 int clk_get_by_index(struct udevice *dev, int index, struct clk *clk)
 {
        int ret;
-       struct fdtdec_phandle_args args;
+       struct ofnode_phandle_args args;
        struct udevice *dev_clk;
        struct clk_ops *ops;
 
        debug("%s(dev=%p, index=%d, clk=%p)\n", __func__, dev, index, clk);
 
        assert(clk);
-       ret = fdtdec_parse_phandle_with_args(gd->fdt_blob, dev_of_offset(dev),
-                                            "clocks", "#clock-cells", 0, index,
-                                            &args);
+       ret = dev_read_phandle_with_args(dev, "clocks", "#clock-cells", 0,
+                                         index, &args);
        if (ret) {
                debug("%s: fdtdec_parse_phandle_with_args failed: err=%d\n",
                      __func__, ret);
                return ret;
        }
 
-       ret = uclass_get_device_by_of_offset(UCLASS_CLK, args.node, &dev_clk);
+       ret = uclass_get_device_by_ofnode(UCLASS_CLK, args.node, &dev_clk);
        if (ret) {
                debug("%s: uclass_get_device_by_of_offset failed: err=%d\n",
                      __func__, ret);
@@ -86,10 +85,9 @@ int clk_get_by_index(struct udevice *dev, int index, struct 
clk *clk)
        ops = clk_dev_ops(dev_clk);
 
        if (ops->of_xlate)
-               ret = ops->of_xlate(clk, (struct ofnode_phandle_args *)&args);
+               ret = ops->of_xlate(clk, &args);
        else
-               ret = clk_of_xlate_default(clk,
-                                          (struct ofnode_phandle_args *)&args);
+               ret = clk_of_xlate_default(clk, &args);
        if (ret) {
                debug("of_xlate() failed: %d\n", ret);
                return ret;
@@ -105,8 +103,7 @@ int clk_get_by_name(struct udevice *dev, const char *name, 
struct clk *clk)
 
        debug("%s(dev=%p, name=%s, clk=%p)\n", __func__, dev, name, clk);
 
-       index = fdt_stringlist_search(gd->fdt_blob, dev_of_offset(dev),
-                                     "clock-names", name);
+       index = dev_read_stringlist_search(dev, "clock-names", name);
        if (index < 0) {
                debug("fdt_stringlist_search() failed: %d\n", index);
                return index;
diff --git a/drivers/clk/clk_zynq.c b/drivers/clk/clk_zynq.c
index b9975456fa..50f2a65c20 100644
--- a/drivers/clk/clk_zynq.c
+++ b/drivers/clk/clk_zynq.c
@@ -459,7 +459,7 @@ static int zynq_clk_probe(struct udevice *dev)
        for (i = 0; i < 2; i++) {
                sprintf(name, "gem%d_emio_clk", i);
                ret = clk_get_by_name(dev, name, &priv->gem_emio_clk[i]);
-               if (ret < 0 && ret != -FDT_ERR_NOTFOUND) {
+               if (ret < 0 && ret != -ENODATA) {
                        dev_err(dev, "failed to get %s clock\n", name);
                        return ret;
                }
-- 
2.13.0.219.gdb65acc882-goog

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